Hewitt is located in Wood county Wisconsin with a geographic area of 0.9 square miles. The total population in Hewitt is 1,016 with 53.7% male and 46.3% female. Children under age 5 represent 9.4% of the population, under age 18 equal 32.7% of the population and over age 65 is 14.6% of the population. The median household income is $79,375, per capita income is $33,367. There are a total of 371 housing units with 91.9% owner occupied. Education includes 17.3% of residents that are high school graduates and 33.2% with a bachelor's degree or higher. The average temperature in Hewitt in the summer is 66 degrees, and in the winter 17 degrees.